Physics How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? 336 J 80 J 2268 J 4.2 J 336 J 80 J 2268 J 4.2 J ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Ultra-violet rays Infra-red rays Fluorescent light Visible light Ultra-violet rays Infra-red rays Fluorescent light Visible light ANSWER DOWNLOAD EXAMIANS APP
Physics The redness in atmosphere at Sunrise and Sunset is due to : Refraction of light Scattering of light Reflection of light Dispersion of light Refraction of light Scattering of light Reflection of light Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? Thermocouple Pyrometer Thermometer Thermistor Thermocouple Pyrometer Thermometer Thermistor ANSWER DOWNLOAD EXAMIANS APP
Physics Unit of impedance is ________ Tesla Ohm Hertz Henry Tesla Ohm Hertz Henry ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is the unit of surface tension of a liquid Newton /m2 Joule/ mm Electron volt /cm2 None of these Newton /m2 Joule/ mm Electron volt /cm2 None of these ANSWER DOWNLOAD EXAMIANS APP